package thread;
 class MyRunnable implements Runnable{
     @Override
     public void run() {
         while (true){
             System.out.println("hello thread");
             try {
                 Thread.sleep(1000);
             } catch (InterruptedException e) {
                 throw new RuntimeException(e);
             }
         }
     }
 }
public class Demo2 {
    public static void main(String[] args)throws InterruptedException {
        Runnable runnable=new MyRunnable();
        Thread thread=new Thread(runnable);
        thread.start();;
        while (true){
            System.out.println("hello main");
            Thread.sleep(1000);
        }
    }
}
